12204133 has 4 divisors (see below), whose sum is σ = 12325068. Its totient is φ = 12083200.

The previous prime is 12204109. The next prime is 12204139. The reversal of 12204133 is 33140221.

It is a happy number.

12204133 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 33140221 = 101 ⋅328121.

It can be written as a sum of positive squares in 2 ways, for example, as 10349089 + 1855044 = 3217^2 + 1362^2 .

It is a cyclic number.

It is not a de Polignac number, because 12204133 - 2²¹ = 10106981 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12204139) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 60316 + ... + 60517.

It is an arithmetic number, because the mean of its divisors is an integer number (3081267).

Almost surely, 2^12204133 is an apocalyptic number.

It is an amenable number.

12204133 is a deficient number, since it is larger than the sum of its proper divisors (120935).

12204133 is a wasteful number, since it uses less digits than its factorization.

12204133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 120934.

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 12204133 is about 3493.4414264447. The cubic root of 12204133 is about 230.2337447258.

Adding to 12204133 its reverse (33140221), we get a palindrome (45344354).

The spelling of 12204133 in words is "twelve million, two hundred four thousand, one hundred thirty-three".